To get to Ballycastle, you can take the A2 Coastal Route if you are driving from Belfast or the M2. If you are traveling from Derry/Londonderry, take the A6 and then the A44. From the south, take the A29 through Coleraine. If you are traveling by train, take the Northern Ireland Railways service to Coleraine and then transfer to the Ballycastle Branch Line.
If you are coming from nearby landmarks, you can take the A2 Causeway Coastal Route from the Giant's Causeway or the A44 from Bushmills. From Portrush, take the A2 or the A29. From Cushendall, take the A2 or the A43.
It is recommended to take the Causeway Coastal Route if you have time as it offers stunning views of the coastline and the Glens of Antrim.